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M4x145mm Nylon Hex Head Cap Screw

Expert Overview

This M4x145mm Nylon Hex Head Cap Screw offers exceptional corrosion resistance and dielectric properties. Its robust construction ensures reliable fastening in a variety of demanding environments where metal alternatives may fail.

StandardASME B18
MaterialNylon
FinishPassivated
GradeN/A
SizeM4
Length145mm
Head Width23mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this M4x145mm Nylon Hex Head Cap Screw features a nominal diameter of M4 and an overall length of 145mm. The head boasts a substantial 23mm width, providing excellent load distribution and torque application capabilities. Manufactured from high-performance nylon, it exhibits superior chemical resistance, non-conductivity, and a lightweight profile, making it ideal for applications in electronics, automotive, and chemical processing industries where material integrity and safety are paramount.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

BossardEst. 1831
Switzerland🇨🇭
"Global leader in fastening technology."
Market Rank
🏆 Top 3 Global Fastener Network
Industry Approvals
🚀 Aerospace & Tesla Approved
Warranty & Support
🛡️ Lifetime Traceability
Green Manufacturing
🌱 Carbon Neutral by 2030
Certified:ISO 9001, RoHS, REACH
Würth GroupEst. 1945
Germany🇩🇪
"Premium assembly and fastening materials."
Market Rank
🏆 #1 Global Assembly Supplier
Industry Approvals
🚀 VW & BMW OEM
Warranty & Support
🛡️ 5-Year Industrial Warranty
Green Manufacturing
🌱 100% Recyclable Packaging
Certified:ISO 9001, DIN EN
Brighton-BestEst. 1925
USA🇺🇸
"Master distributor of industrial fasteners."
Market Rank
🏆 Largest Distributor in NA
Industry Approvals
🚀 Boeing Approved
Warranty & Support
🛡️ Global Replacement Guarantee
Green Manufacturing
🌱 Green Steel Initiative
Certified:ISO 9001, A2LA

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Ensure mating threads are clean and free of debris. 2. Hand-thread the cap screw until snug against the mating surface. 3. Tighten using an appropriate hex key or socket, applying consistent torque as specified by design requirements. Avoid overtightening to prevent thread stripping.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASME B18

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M4Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M4Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening which can strip nylon threads.Utilize a torque wrench and adhere to specified torque values. Hand-tighten first to ensure proper thread engagement.
Using in applications exceeding nylon's temperature or load limits.Consult material data sheets and design specifications to confirm suitability for the intended operating temperature and mechanical loads.

Common Applications

  • Electrical insulation and grounding applications
  • Corrosive chemical environments
  • Lightweight assembly in automotive and aerospace

⚠️ Engineering Warnings

  • Not recommended for structural load-bearing applications requiring high tensile strength.
  • Exposed to UV radiation may degrade material properties over extended periods.

Alternative Products to Consider

Premium Fastening & Joining equivalentHigher corrosion resistance (316 SS)
Economy Fastening & Joining optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Hex Head Cap Screw, Nylon made from?

A: This Hex Head Cap Screw, Nylon is manufactured from Nylon.

Q: What are the main applications?

A: Electrical insulation and grounding applications, Corrosive chemical environments, Lightweight assembly in automotive and aerospace.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 145mmAF23mm1/2"-13TIGHTEN →MECHANICAL PROPERTIESTensile Strength: 150,000 psiThread: 1/2"-13 UNCTorque Direction: Clockwise (CW)Head Marking: 6 radial lines (Grade 8)

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.